UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pXlcVdhULyPZef1bDdXm7ANwPVdWWzgJoXghbKtt2Wo=' 
WHERE 
  key_id = '10b7825d4f943d56931b7ccc0c2b367c16077f668e1131707d06bb8f5aff1efc' 
  AND (
    token = 'pXlcVdhULyPZef1bDdXm7ANwPVdWWzgJoXghbKtt2Wo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032